The default selection for the pages management mode is Pages tree root. From this selection you will be able to add and reorder pages and links in the main menu. There will be three options in the actionmenu panel for this selection. The options are Add page, Add link and Reorder:
Add page – Takes you to the New page screen, which allows you to add a new page. Add link – Takes you to the Add link screen, which allows you to add a new link. Reorder – Takes you to the Manage screen where you can reorder your webpages.